"Batman Arkham City", HD walkthrough (Hard), Part 14 - Follow assassin's blood trail

Main objective: Locate Ra's al Ghul and retrieve a sample from his blood Objective: Scan the assassin's blood to create a forensics trail to track her down Objective: Follow assassin using tracker device to locate Ra's al Ghul. Full walkthrough in HD quality of the PC game "Batman Arkham City" (released in 2011) on the hardest game difficulty (Hard), Part 14 - Follow assassin's blood trail. The game was played by me with flawless free flow completion of the missions. All the scenario scenes and dialogues were included in the video, from the intro of the game till the credits at the end, hence the watchers can understand the storyline of the game. All the side missions were completed. Riddler's collectibles were gathered after the main story is completed in separate video guides for each location. "Catwoman DLC" and "Harley Quinn's Revenge DLC" are included in the walkthrough. Enjoy watching\rating\commenting the video. Have a nice day. Link to the whole playlist:    • "Batman Arkham City" full game walkthrough...   PC specifications for this walkthrough: Operating System: Windows 7 Ultimate (64-bit) CPU: Intel i7 920 2.8 GHz Motherboard: Gigabyte GA-EX58-UD3R (rev 1.6) Graphics Hardware: ATI Radeon Sapphire 5870 1Gb Memory: Corsair 6 GB DDR3 Monitor: Samsung SyncMaster 220T Hard Drive: Seagate 500 GB Mouse: Logitech G500 Mouse pad: SteelSeries QcK (Large) Keyboard: Razer Lycosa Headset: Steelseries Siberia